Kostyantin

Kostyantin Klishchuk
Android Developer
U
Odesa, kraine
I’m an Android Developer with 5 years of experience building scalable production applications.
Experienced in designing Android architecture from scratch, working with large modular codebases,
and introducing modern development approaches. Strong knowledge of Kotlin and the Android
ecosystem, including Jetpack Compose and modern architecture patterns. Experienced in taking
ownership of technical decisions and mentoring developers.
Contacts Experience
Phone [open contact info](look above in the "contact info" section) Octy / Pick my brain(Nov 202 3 - Jun 2026)
E-mail [open contact info](look above in the "contact info" section) AI-powered application for chatting with digital twins and creating
Telegram@Konstantin13k your own.
LinkedIn Kotlin, Jetpack Compose, Dagger 2, Apollo, Jetpack Navigation,
GitHub MVI, Multimodule architecture, Datastore, Room, Media 3,
WorkManager, Detekt, Stripe.

Skills Octy / Sidekick( Feb 2022 - Nov 2023)
A social fitness application for working out together with other
Android SD K
users.
Java, Kotli n
Kotlin, Google Maps, Firebase, MVVM, Multimodule
OOP, SOLI D
architecture, Dagger 2, Retrofit, Jetpack Navigation, Coroutines.
MVI, MVVM, MV P

)

REST (Retrofit, OkHttp Octy / Limefox(Nov 2021 - Feb 2022)
GraphQL (Apollo)
A restaurant discovery application for searching and exploring
)

DI (Dagger 2, Hilt restaurants.
s

Kotlin Coroutine Kotlin, Google Maps, Firebase, MVVM, Hilt, Retrofit, Jetpack
:

Android Jetpack Navigation, Coroutines, Room.
Jetpack Compose,
Octy / Relaxo(Aug 2021 - Nov 2021)
ViewModel, Navigation,

LiveData, Room,
A meditation application for listening to guided meditations and
Media 3, DataStore,
relaxing audio content.
Paging 3, Workmanage r
Java, MVP, Retrofit 2, RxJava 2, LiveData, Facebook SDK.
Google Map s

Git Education
Android Academy Hackathon(2021)
Languages Our team consisted of 5 people, We created an application that
English (Intermediate)
shows nearby places for you (cafe, bar, etc.).
Ukraine (Native) Kotlin, Google Maps, Firebase, MVVM, Hilt, Retrofit,

Jetpack Navigation, Coroutines, Room.
Course Android Academy Fundamentals(2021)
Kotlin, Android SDK, Multithreading, MVP, MVVM, REST, SQLite,
Dagger 2, etc.
Medical Institute(2017 - 2021)
Pharmacy, Industrial Pharmacy (Bachelor’s degree)